HONDA 71415-T20-A00 Engine Cooling

( Manufacturer Part Number: 71415-T20-A00 ), ( Part Type: Engine ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Year: 2022 2023 2024 ), ( Parts Included: Only Part Reference 2 On The Diagram Is Included )

Review HONDA Genuine Side Support fits CIVIC 2022–2024

The **Honda 71415-T20-A00** is a high-performance, precision-engineered **Honda GX390** air-cooled, four-stroke gasoline engine designed for demanding applications where reliability, efficiency, and durability are paramount. This engine is part of Honda s renowned **GX series**, renowned for its robust construction and adaptability across a wide range of power equipment, including pressure washers, generators, pumps, and outdoor power tools. With a **390cc displacement** and a **24.5 horsepower** output at 3,600 RPM, the 71415-T20-A00 delivers a balanced blend of power and torque, making it ideal for heavy-duty tasks while maintaining fuel efficiency and low emissions compliance. Its **single-cylinder, overhead valve (OHV) design** ensures smooth operation and minimal maintenance requirements, thanks to Honda s legendary engineering precision. The engine features a **permanent magnet alternator** for consistent electrical output, a **recoil start system** for easy manual ignition, and a **direct ignition** system that enhances reliability in varying environmental conditions. Built with a **cast iron cylinder sleeve** for superior heat dissipation and wear resistance, this engine is engineered to withstand prolonged use without sacrificing performance. The **air-cooled design** eliminates the need for a radiator or coolant system, simplifying installation and reducing maintenance overhead, while the **fuel-injected system** (in some configurations) optimizes combustion for better fuel economy and reduced emissions. Whether integrated into a commercial-grade pressure washer or a robust generator, the 71415-T20-A00 exemplifies Honda s commitment to performance, longevity, and user-friendly operation, making it a trusted choice for professionals and enthusiasts alike. Its compact yet sturdy construction, combined with Honda s reputation for durability, ensures that this engine can handle the toughest jobs with ease while requiring minimal upkeep.

### **Pros and Cons of Buying a Honda 71415-T20-A00 (2015 Honda Civic Si)**

The **Honda 71415-T20-A00** is the **2015 Honda Civic Si**, a high-performance variant of the Civic sedan. Below is a detailed breakdown of its advantages and disadvantages, followed by a conclusion and recommendation.

---

### **Pros**

1. **Strong Engine and Performance**

- The **2.0L K20Z2 turbocharged engine** produces **241 horsepower and 228 lb-ft of torque**, making it one of the most powerful Civics of its generation.

- The **6-speed manual transmission** (or optional 6-speed automatic) provides a sporty, engaging driving experience with precise gear shifts.

- The turbocharged engine delivers **quick acceleration** (0-60 mph in 6.5 seconds) and a **high-revving, peppy feel**, appealing to enthusiasts.

2. **Reliability and Durability**

- Honda s **turbocharged engines (K-series)** are known for **longevity** when properly maintained, especially compared to some competitors.

- The **Si model** shares many components with the **regular Civic**, meaning **widely available parts and service support**.

- The **aluminum engine block** helps reduce weight, improving fuel efficiency and handling.

3. **Handling and Driving Dynamics**

- The **stiffened chassis, sport-tuned suspension, and rear-wheel-drive layout** make it **more engaging to drive** than the front-wheel-drive Civic.

- **Precision steering, balanced weight distribution, and a low center of gravity** contribute to **sharp cornering and stability**.

- The **optional Sport Package** (on later models) includes **quilted seats, a limited-slip differential, and sport-tuned suspension**, further enhancing performance.

4. **Fuel Efficiency (Compared to Other Sports Cars)**

- While not as efficient as a regular Civic, the **Si still achieves 24-28 MPG combined** (city/highway), which is **better than many turbocharged sports cars** in its class.

- The **turbocharger helps with low-end torque**, making it **more practical for daily driving** than naturally aspirated performance cars.

5. **Aftermarket Support and Modding Potential**

- The **K20Z2 engine** has a **large aftermarket**, with **turbo upgrades, cold air intakes, exhaust systems, and ECU tuning** readily available.

- The **manual transmission** is **popular among tuners**, allowing for **easy modifications** (e.g., **clutch upgrades, flywheel swaps, and gear ratios**).

- The **Si s sporty nature** makes it a **favorite for drifting, track days, and street performance builds**.

6. **Comfort and Practicality for a Sports Car**

- Despite its sporty nature, the **Civic Si is surprisingly comfortable** for daily use, with **good visibility, a spacious cabin, and decent trunk space (12.6 cu. ft.)**.

- The **manual transmission is smooth and easy to use**, making it **more practical than some automatic-only sports cars**.

- **Honda s reputation for reliability** means **lower long-term ownership costs** compared to some European or Japanese rivals.

7. **Resale Value and Market Demand**

- The **2015 Civic Si holds its value well** compared to other hot hatchbacks and sports cars.

- **Enthusiasts and tuners still seek out this model**, keeping demand **relatively high** for used examples.

---

### **Cons**

1. **Turbo Lag and Throttle Response Issues**

- The **K20Z2 turbocharger** can suffer from **lag at low RPMs**, especially in stop-and-go traffic.

- Some owners report **unresponsive throttle** due to **clogged turbo wastegates or failing boost controllers**, requiring **regular maintenance**.

- **Carbon buildup on intake valves** is a known issue in turbocharged Hondas, which can **reduce power and cause rough idling** if not addressed.

2. **Maintenance Requirements**

- **Oil changes every 5,000 miles** (or as recommended by Honda after the first 10,000 miles).

- **Turbo inspections and potential rebuilds** if not properly cared for.

- **Cooling system checks** (the turbo adds heat, stressing the radiator and coolant system).

- **Ignition coils and spark plugs** may wear out faster than in non-turbo engines.

3. **Transmission Issues (Manual & Automatic)**

- **Manual transmission models** can develop **clutch wear** if driven aggressively or if the driver **doesn t fully engage the clutch** when shifting.

- **Automatic transmission (if equipped)** has had some **reports of rough shifting and premature wear**, though Honda has improved reliability in later years.

- **Synchro failures** can occur if the transmission is **abused or not properly lubricated**.

4. **Ride Comfort and Noise Levels**

- The **stiff suspension tuning** makes the ride **firmer than a regular Civic**, which can be **uncomfortable on rough roads**.

- **Wind and road noise** are more noticeable due to the **lower roof and sportier body kit** (if equipped).

- The **manual transmission can be noisy** in some examples, especially if the **clutch or flywheel is worn**.

5. **Limited Power Compared to Modern Alternatives**

- By **2024 standards**, the **241 HP K20Z2 is not as powerful** as newer turbocharged hot hatches (e.g., **Mazda3 Turbo, Ford Focus ST, or Volkswagen GTI**).

- **Later Civic Si models (2016 ) had minor power increases**, but the **2015 is still outclassed** in raw output.

- **No hybrid or electric variant** if you want **modern efficiency with performance**, alternatives like the **Toyota GR86 or Hyundai Veloster N** may be better.

6. **Potential Electrical Gremlins**

- Some **2015 Civics (including the Si)** have had **issues with the **infotainment system freezing, power window failures, or sensor malfunctions**.

- **Parking sensors (if equipped)** can be **unreliable or non-functional** in some units.

- **Headlight and taillight bulbs** may burn out prematurely.

7. **Depreciation and Age**

- The **2015 Civic Si is now 9 years old**, meaning **parts and labor costs may increase** over time.

- **Modern emissions and safety regulations** mean **future modifications (e.g., exhaust, ECU tuning) may require compliance updates**.

- **Insurance costs** may be higher than a **newer, more fuel-efficient car**.

8. **Limited Interior Features (Compared to Luxury Sports Cars)**

- The **Si s interior is functional but not luxurious** **hard plastic trim, basic upholstery, and a dated infotainment system** (pre-iDrive, with a **clunky touchscreen**).

- **No available leather seats, heated/ventilated options, or advanced driver aids** (like Honda Sensing) in the base Si model.

- **Cargo space is decent but not as large as a sedan like the Accord**.

---

### **Conclusion**

The **2015 Honda Civic Si (71415-T20-A00)** is a **fantastic choice for enthusiasts** who want a **fun, reliable, and mod-friendly sports car** without breaking the bank. Its **strong turbo engine, engaging manual transmission, and sharp handling** make it **one of the best hot hatches of its era**. However, **turbo lag, maintenance needs, and aging technology** mean it s **not a plug-and-play daily for everyone**.

If you **prioritize performance, mod potential, and driving enjoyment**, the **Civic Si is an excellent buy**, especially if you re **willing to maintain it properly**. If you **prefer a more comfortable, modern, or fuel-efficient car**, alternatives like the **Mazda3 Turbo, Toyota GR86, or Volkswagen GTI** may be better suited.

---

### **Final Recommendation**

You **love manual transmissions** and want a **fun, engaging daily driver**.

You **plan to modify it** (turbo upgrades, suspension, exhaust, etc.).

You **don t mind occasional maintenance** (oil changes, turbo checks).

You **prefer reliability over luxury** and want a **Honda s proven engineering**.

You **find a well-maintained example** (check for **oil changes, turbo health, and transmission condition**).

You **prioritize comfort and smoothness** over sportiness.

You **don t want to deal with turbo lag or extra maintenance**.

You **need a modern infotainment system or advanced safety features

Details:

Please indicate your personal requirement, such as color, packages, value of declaration etc. All official Honda boxes, bags, etc. Genuine Honda Parts. Showcase Honda Parts.

All parts must be in their original condition, not used or tried, and cannot disassembled damaged by incorrect installation.

part #: 71415t20a00 prices

• $14.99-$43.91

specifications ocoosys:

• for models: Civic
• for makes: Honda
• for years: 2022-2024
• mpn: 71415-t20-a00
• part type: Engine
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• year: 2022 2023 2024
• parts included: Only Part Reference 2 On The Diagram Is Included

shipping ocoosys:

• class: Standard, Expedited, One-day
• cost: $0.00
• type: Fixed
• transit: 5-9 Days
• service: Standard, Expedited, Overnight

returns ocoosys:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general ocoosys:

• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
• condition: New

payments ocoosys:

• wallet: Google-pay
• other
• credit card: Visa

seller ocoosys:

• rating: 99.5%
• # reviews: 8177
• city: Phoenix, Arizona

offer ocoosys:

• started: February 14, 2026
• sold: 0
• availability: In Stock
• quantity: 1
• options: Ship-to-home

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